19b.dk DNS records

🖥️ Nameservers2 records 550ms

Nameserver	IP addresses	PTR	ASN / ISP
ns01.one.com	195.206.121.10 2001:67c:28cc::10	ns01.one.com ns01.one.com	AS197495 One.com A/S AS197495 One.com A/S
ns02.one.com	185.10.11.10 2001:67c:3c0::10	ns02.one.com ns02.one.com	AS51468 One.com A/S AS51468 One.com A/S

🌍 A Records1 records 525ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
46.30.213.109	3600s	webcluster2.webpod13-cph3.one.com	AS51468	One.com A/S	46.30.208.0/21	🇩🇰 Denmark	Copenhagen

📧 MX Records4 records 551ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	10800s	mx1.pub.mailpod10-cph3.one.com	104.37.34.70	mx1.pub.mailpod10-cph3.one.com	AS51468 One.com A/S
10	10800s	mx2.pub.mailpod10-cph3.one.com	104.37.34.71	mx2.pub.mailpod10-cph3.one.com	AS51468 One.com A/S
10	10800s	mx3.pub.mailpod10-cph3.one.com	104.37.34.72	mx3.pub.mailpod10-cph3.one.com	AS51468 One.com A/S
10	10800s	mx4.pub.mailpod10-cph3.one.com	104.37.34.73	mx4.pub.mailpod10-cph3.one.com	AS51468 One.com A/S

🔷 AAAA Records (IPv6)1 records 493ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2a02:2350:5:10b:806f:8f1:62b2:169f	3600s	—	AS51468	One.com A/S	2a02:2350:0:0:0:0:0:0/32	🇩🇰 Denmark	Copenhagen

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records

📝

No TXT records found

✉️ SPF

✗ No SPF record — mail spoofing not restricted

📨 DMARC

✗ No DMARC record — mail spoofing not restricted

📬 MTA-STS

✗ No MTA-STS policy — SMTP TLS not enforced

📈 TLSRPT

✗ No TLSRPT record — no SMTP TLS failure reporting

📜 CAA Records

✗ No CAA records — any CA may issue certificates

🔗 TLSA / DANE4 records 214ms

Service / Owner	Type	Cert association
SMTP _25._tcp.mx1.pub.mailpod10-cph3.one.com	DANE-EE · SPKI · SHA-256	5932F73E86E0548B77B582F47919F654…
SMTP _25._tcp.mx2.pub.mailpod10-cph3.one.com	DANE-EE · SPKI · SHA-256	5932F73E86E0548B77B582F47919F654…
SMTP _25._tcp.mx3.pub.mailpod10-cph3.one.com	DANE-EE · SPKI · SHA-256	5932F73E86E0548B77B582F47919F654…
SMTP _25._tcp.mx4.pub.mailpod10-cph3.one.com	DANE-EE · SPKI · SHA-256	5932F73E86E0548B77B582F47919F654…

🔐 DNSSEC718ms

Check	Result
Validation Status	🔒 Secure
AD Flag (resolver validates)	✓ Set
DS Record	✓ Found
DNSKEY Record	✓ Found
Flags	fully validated

🏷️ SOA0ms

Field	Value
Serial	2026082901
Primary NS (MNAME)	ns01.one.com
Responsible (RNAME)	hostmaster@one.com
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	600s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

550ms

A

525ms

MX

551ms

AAAA

493ms

TXT

874ms

CAA

411ms

HTTPS

571ms

TLSA

214ms

SOA

0ms

MTA-STS

617ms

DNSSEC

718ms

SRV

627ms

Total

3060ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-30 12:05:33	3060ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-08-27 01:56:26	644ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-08-25 13:52:25	852ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-08-22 11:01:18	1627ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-08-13 19:22:52	4924ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-08-02 19:35:59	8490ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-08-01 17:55:14	9061ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-06-28 08:57:05	900ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-06-24 19:52:55	2072ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-06-24 15:29:03	1663ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-06-16 12:36:31	781ms	2 NS 1 A 4 MX	🔒 Secure	View